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Stratum Corneum Anatomy - The Key to Healthy, Attractive Skin

By Heather Brannon, MD, About.com

Updated: July 15, 2007

About.com Health's Disease and Condition content is reviewed by Casey Gallagher, MD

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Stratum Corneum Anatomy - The Key to Healthy, Attractive Skin

The stratum corneum is the outermost of the 5 layers of the epidermis and is largely responsible for the vital barrier function of the skin. Before the mid-1970's the stratum corneum was thought to be biologically inert, like a thin plastic sheet protecting the more active lower layers of the skin. In the past 30 years, and especially the past 5 years, scientists have discovered that the biological and chemical activity of the stratum corneum is very intricate and complex.

Understanding the structure and function of the stratum corneum is vital because it is the key to healthy skin and its associated attractive appearance. These illustrations will take you through the important components of the stratum corneum.


References

  • Ananthapadmanabhan, KP. "Cleansing without compromise: the impact of cleansers on the skin barrier and the technology of mild cleansing." Dermatologic Therapy. Vol 17. 2004: 17-25.
  • Harding, Clive. "The stratum corneum: structure and function in health and disease." Dermatologic Therapy. Vol 17. 2004: 6-15.
  • Johnson, Anthony. "Cosmeceuticals: Function and the Skin Barrier." Procedures in Cosmetic Dermatology - Cosmeceuticals. Ed. Zoe Diana Draelos. Elsevier, 2005. 11-17.
  • Johnson, Anthony. "Overview: fundamental skin care - protecting the barrier." Dermatologic Therapy. Vol 17. 2004: 1-5.
  • Madison, Kathi. "Barrier Function of the Skin: "La Raison d'Etre" of the Epidermis." The Journal of Investigative Dermatology. Vol 121. 2003:231-142.
  • Rawlings, AV. "Moisturization and skin barrier function." Dermatologic Therapy. Vol 17. 2004: 43-48.

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